24 e, air, air base, air force, aircraft, alligator, american, amtsh, and, apache, armored, arms, art, battle, bell, bell boeing, bk 117-c2 ec-145 , black and white, body, combines, corps, features, fight, fighting, force, helicopter, helicopters, him, huey, intended, iroquois, ka- 50, ka-52, live, losses, maritime, mechanical, mi- 8, miles, military equipment, mohawk, mountain, multi-purpose, navy, of the blade, osprey, picture, purposes, russia, russia ., selected, shock, single, sky, soviet, soviet union, star, switzerland, the carrier, the field, tiltrotor, uh-1, united states, united states., v-22, war